@Without a calculator, 5-2+5=?
8
-2
-8

@Without a calculator, 8+124=?
11
5
9

@Without a calculator, 2+6x3=?
20
24
36

@Without a calculator, 8x3-1=?
23
16
24

@Without a calculator, 15-55=?
14
2
5

@In the sum 5-2+7 which of the following statements is correct?
It does not really matter what order the addition and subtraction are done
The addition part of the sum must be done first
The subtraction part of the sum must be done first

@With the operators: + - x and  which should be done first?
Multiplication
Addition
Subtraction

@With the operators: + - x and  which statement is correct?
Multiplication and division have priority
Addition and multiplication have priority
Division and addition have priority

@Without a calculator, 50-105=?
48
9
35

@Without a calculator, 14+306=?
19
7.3 approximately
38

@Without a calculator, 5x55=?
5
6
25

@Without a calculator 6x4-2=?
22
12
16

@Without a calculator, -5+7-2=?
0
-10
10